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<div class="title">qwt_curve_fitter.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* -*- mode: C++ ; c-file-style: &quot;stroustrup&quot; -*- *****************************</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Qwt Widget Library</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * Copyright (C) 1997   Josef Wilgen</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * Copyright (C) 2002   Uwe Rathmann</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *****************************************************************************/</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160; </div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#ifndef QWT_CURVE_FITTER_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#define QWT_CURVE_FITTER_H</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160; </div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#include &quot;qwt_global.h&quot;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#include &lt;qpolygon.h&gt;</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &lt;qrect.h&gt;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160; </div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="keyword">class </span><a class="code" href="class_qwt_spline.html">QwtSpline</a>;</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160; </div>
<div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="class_qwt_curve_fitter.html">   22</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_curve_fitter.html">QwtCurveFitter</a></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;{</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;    <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_curve_fitter.html">QwtCurveFitter</a>();</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160; </div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;    <span class="keyword">virtual</span> QPolygonF fitCurve( <span class="keyword">const</span> QPolygonF &amp;polygon ) <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160; </div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="keyword">protected</span>:</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;    <a class="code" href="class_qwt_curve_fitter.html">QwtCurveFitter</a>();</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160; </div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    <a class="code" href="class_qwt_curve_fitter.html">QwtCurveFitter</a>( <span class="keyword">const</span> <a class="code" href="class_qwt_curve_fitter.html">QwtCurveFitter</a> &amp; );</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    <a class="code" href="class_qwt_curve_fitter.html">QwtCurveFitter</a> &amp;operator=( <span class="keyword">const</span> <a class="code" href="class_qwt_curve_fitter.html">QwtCurveFitter</a> &amp; );</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;};</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160; </div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="class_qwt_spline_curve_fitter.html">   46</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_spline_curve_fitter.html">QwtSplineCurveFitter</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_curve_fitter.html">QwtCurveFitter</a></div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;{</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="class_qwt_spline_curve_fitter.html#a8c5e6858f885b5691c30092a950879a8">   54</a></span>&#160;    <span class="keyword">enum</span> <a class="code" href="class_qwt_spline_curve_fitter.html#a8c5e6858f885b5691c30092a950879a8">FitMode</a></div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;    {</div>
<div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="class_qwt_spline_curve_fitter.html#a8c5e6858f885b5691c30092a950879a8ae19b8325da178d410cf10b04ed5a5df6">   61</a></span>&#160;        <a class="code" href="class_qwt_spline_curve_fitter.html#a8c5e6858f885b5691c30092a950879a8ae19b8325da178d410cf10b04ed5a5df6">Auto</a>,</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160; </div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="class_qwt_spline_curve_fitter.html#a8c5e6858f885b5691c30092a950879a8a97f3e821b70470f056b60a883229ec13">   64</a></span>&#160;        <a class="code" href="class_qwt_spline_curve_fitter.html#a8c5e6858f885b5691c30092a950879a8a97f3e821b70470f056b60a883229ec13">Spline</a>,</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160; </div>
<div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="class_qwt_spline_curve_fitter.html#a8c5e6858f885b5691c30092a950879a8a877f71e694ae9a2e33533a3fb5065c66">   67</a></span>&#160;        ParametricSpline</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;    };</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160; </div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    <a class="code" href="class_qwt_spline_curve_fitter.html">QwtSplineCurveFitter</a>();</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;    <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_spline_curve_fitter.html">QwtSplineCurveFitter</a>();</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160; </div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    <span class="keywordtype">void</span> setFitMode( FitMode );</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    FitMode fitMode() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160; </div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    <span class="keywordtype">void</span> setSpline( <span class="keyword">const</span> <a class="code" href="class_qwt_spline.html">QwtSpline</a>&amp; );</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    <span class="keyword">const</span> <a class="code" href="class_qwt_spline.html">QwtSpline</a> &amp;spline() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    <a class="code" href="class_qwt_spline.html">QwtSpline</a> &amp;spline();</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160; </div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    <span class="keywordtype">void</span> setSplineSize( <span class="keywordtype">int</span> );</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    <span class="keywordtype">int</span> splineSize() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160; </div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;    <span class="keyword">virtual</span> QPolygonF <a class="code" href="class_qwt_curve_fitter.html#afa9bf5b328aa553229e204533a60fec0">fitCurve</a>( <span class="keyword">const</span> QPolygonF &amp; ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160; </div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    QPolygonF fitSpline( <span class="keyword">const</span> QPolygonF &amp; ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    QPolygonF fitParametric( <span class="keyword">const</span> QPolygonF &amp; ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160; </div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    <span class="keyword">class </span>PrivateData;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    PrivateData *d_data;</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;};</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160; </div>
<div class="line"><a name="l00116"></a><span class="lineno"><a class="line" href="class_qwt_weeding_curve_fitter.html">  116</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_weeding_curve_fitter.html">QwtWeedingCurveFitter</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_curve_fitter.html">QwtCurveFitter</a></div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;{</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;    <a class="code" href="class_qwt_weeding_curve_fitter.html">QwtWeedingCurveFitter</a>( <span class="keywordtype">double</span> tolerance = 1.0 );</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;    <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_weeding_curve_fitter.html">QwtWeedingCurveFitter</a>();</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160; </div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;    <span class="keywordtype">void</span> setTolerance( <span class="keywordtype">double</span> );</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;    <span class="keywordtype">double</span> tolerance() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160; </div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;    <span class="keywordtype">void</span> setChunkSize( uint );</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;    uint chunkSize() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160; </div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;    <span class="keyword">virtual</span> QPolygonF <a class="code" href="class_qwt_curve_fitter.html#afa9bf5b328aa553229e204533a60fec0">fitCurve</a>( <span class="keyword">const</span> QPolygonF &amp; ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160; </div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    <span class="keyword">virtual</span> QPolygonF simplify( <span class="keyword">const</span> QPolygonF &amp; ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160; </div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;    <span class="keyword">class </span>Line;</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160; </div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;    <span class="keyword">class </span>PrivateData;</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;    PrivateData *d_data;</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;};</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160; </div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;<span class="preprocessor">#endif</span></div>
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</div><!-- doc-content -->
<div class="ttc" id="aclass_qwt_curve_fitter_html_afa9bf5b328aa553229e204533a60fec0"><div class="ttname"><a href="class_qwt_curve_fitter.html#afa9bf5b328aa553229e204533a60fec0">QwtCurveFitter::fitCurve</a></div><div class="ttdeci">virtual QPolygonF fitCurve(const QPolygonF &amp;polygon) const =0</div></div>
<div class="ttc" id="aclass_qwt_curve_fitter_html"><div class="ttname"><a href="class_qwt_curve_fitter.html">QwtCurveFitter</a></div><div class="ttdoc">Abstract base class for a curve fitter.</div><div class="ttdef"><b>Definition:</b> qwt_curve_fitter.h:22</div></div>
<div class="ttc" id="aclass_qwt_spline_curve_fitter_html_a8c5e6858f885b5691c30092a950879a8"><div class="ttname"><a href="class_qwt_spline_curve_fitter.html#a8c5e6858f885b5691c30092a950879a8">QwtSplineCurveFitter::FitMode</a></div><div class="ttdeci">FitMode</div><div class="ttdef"><b>Definition:</b> qwt_curve_fitter.h:54</div></div>
<div class="ttc" id="aclass_qwt_spline_curve_fitter_html_a8c5e6858f885b5691c30092a950879a8ae19b8325da178d410cf10b04ed5a5df6"><div class="ttname"><a href="class_qwt_spline_curve_fitter.html#a8c5e6858f885b5691c30092a950879a8ae19b8325da178d410cf10b04ed5a5df6">QwtSplineCurveFitter::Auto</a></div><div class="ttdef"><b>Definition:</b> qwt_curve_fitter.h:61</div></div>
<div class="ttc" id="aclass_qwt_spline_curve_fitter_html"><div class="ttname"><a href="class_qwt_spline_curve_fitter.html">QwtSplineCurveFitter</a></div><div class="ttdoc">A curve fitter using cubic splines.</div><div class="ttdef"><b>Definition:</b> qwt_curve_fitter.h:46</div></div>
<div class="ttc" id="aclass_qwt_weeding_curve_fitter_html"><div class="ttname"><a href="class_qwt_weeding_curve_fitter.html">QwtWeedingCurveFitter</a></div><div class="ttdoc">A curve fitter implementing Douglas and Peucker algorithm.</div><div class="ttdef"><b>Definition:</b> qwt_curve_fitter.h:116</div></div>
<div class="ttc" id="aclass_qwt_spline_curve_fitter_html_a8c5e6858f885b5691c30092a950879a8a97f3e821b70470f056b60a883229ec13"><div class="ttname"><a href="class_qwt_spline_curve_fitter.html#a8c5e6858f885b5691c30092a950879a8a97f3e821b70470f056b60a883229ec13">QwtSplineCurveFitter::Spline</a></div><div class="ttdoc">Use a default spline algorithm.</div><div class="ttdef"><b>Definition:</b> qwt_curve_fitter.h:64</div></div>
<div class="ttc" id="aclass_qwt_spline_html"><div class="ttname"><a href="class_qwt_spline.html">QwtSpline</a></div><div class="ttdoc">A class for spline interpolation.</div><div class="ttdef"><b>Definition:</b> qwt_spline.h:57</div></div>
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